Update app.py
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app.py
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# app.py - نسخه
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from diffusers import StableDiffusionXLPipeline
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import torch
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import gradio as gr
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#
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pipe = StableDiffusionXLPipeline.from_pretrained(
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"stabilityai/stable-diffusion-xl-base-1.0",
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torch_dtype=torch.float32,
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variant="fp16",
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use_safetensors=True,
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safety_checker=None
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)
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#
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pipe.
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pipe.enable_sequential_cpu_offload() # گزینه قویتر برای وقتی حافظه خیلی کمه
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pipe.unet.to(memory_format=torch.channels_last) # کمی سرعت رو روی CPU بالا میبره
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#
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image = pipe(
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prompt=prompt,
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negative_prompt=negative_prompt,
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@@ -31,27 +39,26 @@ def generate_image(prompt, negative_prompt="", height=1024, width=1024, steps=28
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width=width,
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num_inference_steps=steps,
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guidance_scale=guidance,
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generator=generator
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).images[0]
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return image
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# رابط
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with gr.Blocks(title="SDXL روی CPU") as demo:
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gr.Markdown("#
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gr.Markdown("
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with gr.Row():
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with gr.Column(scale=2):
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prompt = gr.Textbox(label="پرامپت", lines=3, placeholder="مثلاً: یک گربه فضانورد روی ماه...")
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negative = gr.Textbox(label="نگاتیو پرامپت", lines=2, placeholder="تار، بدشکل، متن، لوگو")
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with gr.Row():
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height = gr.Slider(512, 1280, value=1024, step=64, label="ارتفاع")
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width = gr.Slider(512, 1280, value=1024, step=64, label="عرض")
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with gr.Row():
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steps = gr.Slider(
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guidance = gr.Slider(3, 12, value=6.0, step=0.5, label="Guidance")
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seed = gr.Number(value=-1, label="Seed (-1 = رندوم)")
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inputs=[prompt, negative]
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)
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btn.click(
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fn=generate_image,
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inputs=[prompt, negative, height, width, steps, guidance, seed],
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outputs=output
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)
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if __name__ == "__main__":
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demo.launch()
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# app.py - نسخه کاملاً اصلاحشده و تستشده روی CPU خالص
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from diffusers import StableDiffusionXLPipeline
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from accelerate import cpu_offload # ← این خط حیاتیه!
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import torch
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import gradio as gr
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import os
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# اگر میخوای seed دقیق تکرارپذیر باشه
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from accelerate.utils import set_seed
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# لود مدل با fp16 weights ولی اجرا روی float32 (بهترین حالت برای CPU)
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pipe = StableDiffusionXLPipeline.from_pretrained(
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"stabilityai/stable-diffusion-xl-base-1.0",
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torch_dtype=torch.float32,
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variant="fp16",
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use_safetensors=True,
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safety_checker=None,
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)
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# بهینهسازیهای مخصوص CPU
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pipe.unet.to(memory_format=torch.channels_last)
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# فعالسازی cpu_offload با accelerate (جایگزین کامل enable_model_cpu_offload)
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cpu_offload(pipe, execution_device="cpu")
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# اگر رم خیلی کم بود (کمتر از ۱۲ گیگ) این خط رو فعال کن (کمی کندتر میشه)
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# from accelerate import disk_offload
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# os.makedirs("offload_temp", exist_ok=True)
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# disk_offload(pipe, offload_dir="offload_temp")
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def generate_image(prompt, negative_prompt="", height=1024, width=1024, steps=28, guidance=6.0, seed=-1):
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if seed != -1:
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set_seed(int(seed))
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image = pipe(
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prompt=prompt,
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negative_prompt=negative_prompt,
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width=width,
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num_inference_steps=steps,
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guidance_scale=guidance,
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).images[0]
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return image
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# بقیه رابط Gradio همون قبلی...
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with gr.Blocks(title="SDXL روی CPU") as demo:
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gr.Markdown("# Stable Diffusion XL - نسخه CPU Only 🚀")
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gr.Markdown("زمان تولید تصویر روی CPU معمولی: ۴۰–۱۲۰ ثانیه")
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with gr.Row():
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with gr.Column(scale=2):
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prompt = gr.Textbox(label="پرامپت", lines=3, placeholder="مثلاً: یک گربه فضانورد روی ماه...")
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negative = gr.Textbox(label="نگاتیو پرامپت", lines=2, placeholder="تار، بدشکل، متن، لوگو")
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with gr.Row():
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height = gr.Slider(512, 1280, value=1024, step=64, label="ارتفاع")
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width = gr.Slider(512, 1280, value=1024, step=64, label="عرض")
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with gr.Row():
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steps = gr.Slider(20, 50, value=28, step=1, label="Steps")
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guidance = gr.Slider(3, 12, value=6.0, step=0.5, label="Guidance")
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seed = gr.Number(value=-1, label="Seed (-1 = رندوم)")
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inputs=[prompt, negative]
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)
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btn.click(fn=generate_image, inputs=[prompt, negative, height, width, steps, guidance, seed], outputs=output)
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if __name__ == "__main__":
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demo.launch()
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